Aerobic exercise works! It is recommended to walk about 10 thousand steps every day. It's no use walking slowly. At first, you should add it slowly.

First, it can exercise cardiopulmonary function and enhance physical fitness; Secondly, it can improve the quality of sleep; Third, it can make people happy. I don't know why, but I will. If I am in a bad mood, I will go for a walk. Walking for an hour or two will make you feel better.